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Unified Diff: net/quic/crypto/quic_compressed_certs_cache.cc

Issue 2193073003: Move shared files in net/quic/ into net/quic/core/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: io_thread_unittest.cc Created 4 years, 5 months ago
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Index: net/quic/crypto/quic_compressed_certs_cache.cc
diff --git a/net/quic/crypto/quic_compressed_certs_cache.cc b/net/quic/crypto/quic_compressed_certs_cache.cc
deleted file mode 100644
index 92d66d2cad448a59ef5a3cf5a5c481ecc89c8f3e..0000000000000000000000000000000000000000
--- a/net/quic/crypto/quic_compressed_certs_cache.cc
+++ /dev/null
@@ -1,124 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "net/quic/crypto/quic_compressed_certs_cache.h"
-
-using std::string;
-
-namespace net {
-
-namespace {
-
-// Inline helper function for extending a 64-bit |seed| in-place with a 64-bit
-// |value|. Based on Boost's hash_combine function.
-inline void hash_combine(uint64_t* seed, const uint64_t& val) {
- (*seed) ^= val + 0x9e3779b9 + ((*seed) << 6) + ((*seed) >> 2);
-}
-
-} // namespace
-
-QuicCompressedCertsCache::UncompressedCerts::UncompressedCerts() {}
-
-QuicCompressedCertsCache::UncompressedCerts::UncompressedCerts(
- const scoped_refptr<ProofSource::Chain>& chain,
- const string* client_common_set_hashes,
- const string* client_cached_cert_hashes)
- : chain(chain),
- client_common_set_hashes(client_common_set_hashes),
- client_cached_cert_hashes(client_cached_cert_hashes) {}
-
-QuicCompressedCertsCache::UncompressedCerts::~UncompressedCerts() {}
-
-QuicCompressedCertsCache::CachedCerts::CachedCerts() {}
-
-QuicCompressedCertsCache::CachedCerts::CachedCerts(
- const UncompressedCerts& uncompressed_certs,
- const string& compressed_cert)
- : chain_(uncompressed_certs.chain),
- client_common_set_hashes_(*uncompressed_certs.client_common_set_hashes),
- client_cached_cert_hashes_(*uncompressed_certs.client_cached_cert_hashes),
- compressed_cert_(compressed_cert) {}
-
-QuicCompressedCertsCache::CachedCerts::CachedCerts(const CachedCerts& other) =
- default;
-
-QuicCompressedCertsCache::CachedCerts::~CachedCerts() {}
-
-bool QuicCompressedCertsCache::CachedCerts::MatchesUncompressedCerts(
- const UncompressedCerts& uncompressed_certs) const {
- return (client_common_set_hashes_ ==
- *uncompressed_certs.client_common_set_hashes &&
- client_cached_cert_hashes_ ==
- *uncompressed_certs.client_cached_cert_hashes &&
- chain_ == uncompressed_certs.chain);
-}
-
-const string* QuicCompressedCertsCache::CachedCerts::compressed_cert() const {
- return &compressed_cert_;
-}
-
-QuicCompressedCertsCache::QuicCompressedCertsCache(int64_t max_num_certs)
- : certs_cache_(max_num_certs) {}
-
-QuicCompressedCertsCache::~QuicCompressedCertsCache() {
- // Underlying cache must be cleared before destruction.
- certs_cache_.Clear();
-}
-
-const string* QuicCompressedCertsCache::GetCompressedCert(
- const scoped_refptr<ProofSource::Chain>& chain,
- const string& client_common_set_hashes,
- const string& client_cached_cert_hashes) {
- UncompressedCerts uncompressed_certs(chain, &client_common_set_hashes,
- &client_cached_cert_hashes);
-
- uint64_t key = ComputeUncompressedCertsHash(uncompressed_certs);
-
- auto cached_it = certs_cache_.Get(key);
-
- if (cached_it != certs_cache_.end()) {
- const CachedCerts& cached_value = cached_it->second;
- if (cached_value.MatchesUncompressedCerts(uncompressed_certs)) {
- return cached_value.compressed_cert();
- }
- }
- return nullptr;
-}
-
-void QuicCompressedCertsCache::Insert(
- const scoped_refptr<ProofSource::Chain>& chain,
- const string& client_common_set_hashes,
- const string& client_cached_cert_hashes,
- const string& compressed_cert) {
- UncompressedCerts uncompressed_certs(chain, &client_common_set_hashes,
- &client_cached_cert_hashes);
-
- uint64_t key = ComputeUncompressedCertsHash(uncompressed_certs);
-
- // Insert one unit to the cache.
- certs_cache_.Put(key, CachedCerts(uncompressed_certs, compressed_cert));
-}
-
-size_t QuicCompressedCertsCache::MaxSize() {
- return certs_cache_.max_size();
-}
-
-size_t QuicCompressedCertsCache::Size() {
- return certs_cache_.size();
-}
-
-uint64_t QuicCompressedCertsCache::ComputeUncompressedCertsHash(
- const UncompressedCerts& uncompressed_certs) {
- uint64_t hash =
- std::hash<string>()(*uncompressed_certs.client_common_set_hashes);
- uint64_t h =
- std::hash<string>()(*uncompressed_certs.client_cached_cert_hashes);
- hash_combine(&hash, h);
-
- hash_combine(&hash,
- reinterpret_cast<uint64_t>(uncompressed_certs.chain.get()));
- return hash;
-}
-
-} // namespace net
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